JP2000356052A - Fence post and fence - Google Patents

Abstract

PROBLEM TO BE SOLVED: To extend a fence to an existing fence and to provide it with high crime-preventing performance by providing a support with a fitting part to the fence and providing an elastic portion for bending an upper part in the upper part than the fitting part in the post extending the fence and heightening the fence. SOLUTION: A mesh 46 having such a dimension as the width L between supports 1, 1 and the height H1 from the upper side of a shielding member 45 of an existing fence 30 to the center of an elastic portion 5 is arranged. A mesh 47 having the width L and the height H2 is arranged between the supports 1, 1 in the upper part of the mesh 46. An extension fence 50A portion has the bending direction of the elastic portion 5 set in the inside/outside direction of the fence and the meshes 46, 47 are so fixed as leaving a clearance S therebetween and therefore, the mesh 47 is easily bent in the inside/outside direction of the fence 50 in a case of receiving an external force. This constitution can provide the fence with high crime-preventing performance.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a supporting fence for extending a fence, which is preferable in a case where the fence is connected to an existing fence (conventional fence) to obtain a high security fence, or a supporting column for directly forming a high fence, or It relates to a fence that is preferable for security use.

[0002]

2. Description of the Related Art Conventionally, for example, an existing fence is connected for security to increase the height. In this case, the struts of the fence are joined, and a net is stretched between the joined struts.

[0003]

However, there is a concern that even a high fence can be overcome, and a fence with higher security is desired. On the other hand, it is also desired to prevent cats and other animals climbing the fence from entering the fence.

[0004] Therefore, a first object of the present invention is to provide a fence-reinforcing support that is suitable for a case where a fence with high crime-prevention properties is to be added to an existing fence.

A second object of the present invention is to provide a fence support for directly forming a high security fence.

A third object of the present invention is to provide a fence having high security and useful for preventing entry.

[0007]

Means for Solving the Problems To achieve the first object, a pillar for extending a fence according to the invention of claim 1 (hereinafter referred to as a "fence").
It is simply called a support. ) Is a support for connecting the fence to increase the height of the fence, the support having a mounting portion to the fence, and an elastic portion for bending the upper portion provided above the mounting portion. It is characterized by being obtained.

The strut of claim 1 is convenient as an extension strut when the existing fence is raised. In other words, it is possible to attach and fix the mounting portion to a fixed portion such as a column of the existing fence, and to form a fence with a predetermined extension height by stretching a blocking member such as a net. Since the extended strut has an elastic portion, when an external force is applied from outside the fence to the upper portion of the strut and the blocking member in the vicinity of the strut, the portion is bent and becomes unstable. In other words, when a ladder is placed on the bent portion from the outside of the fence or when trying to climb over the fence, the portion is inclined and becomes unstable, so that the intruder can be prevented from going over the fence.

In order to achieve the second object, a fence post (hereinafter, simply referred to as a post) according to the second aspect of the present invention is provided.
A post corresponding to the fence height for forming a fence having a predetermined height, wherein the post has a mounting portion to a fixed member, and an elastic portion which is bent above the mounting portion. A part is provided.

The fence support of claim 2 is convenient as a support for newly forming a fence. A fence having a predetermined height can be formed by the support and the blocking member. Since this fence post has an elastic portion, when the fence is used, when an external force is applied to the portion above the elastic portion and the blocking member in the vicinity thereof from the outside of the fence, the portion bends, so that the portion becomes unstable. Become. When a ladder is placed on the bent portion from the outside of the fence, or when the user tries to climb over the fence, the portion is inclined and becomes unstable, so that the intruder can stop passing over the fence.

According to a third aspect of the present invention, there is provided a fence comprising a vertical support and a blocking member. A part is provided.

According to the fence of the third aspect, since the strut has the elastic portion, when an external force from outside the fence is applied to the strut above the elastic portion and the blocking member near the strut, the portion is bent. Becomes unstable. When a ladder is placed on the bent portion from the outside of the fence, or when the user tries to climb over the fence, the portion is inclined and becomes unstable, so that the intruder can stop passing over the fence.

[0013]

Next, an embodiment of the present invention will be described with reference to the drawings. FIGS. 1 (a) and 1 (b) show a strut (extending strut) 1 used to extend the height of the existing fence 30. FIG. The support 1 is provided with an elastic part 5 at the upper part. The column 1 is mainly formed of a pipe or a rod, and is divided into a rod main body 2A below the elastic portion 5 and a movable rod 2B above the elastic portion 5 and connected by the elastic portion 5. As shown in FIG. 2, the end of the connecting side of the rod body 2A and the movable rod 2B is cut into a deep V-shape so that the movable rod 2B is easily bent. The connection-side end is not limited to this shape.

Stop pieces 4 to 4 for fixing the blocking member 45 are mounted at appropriate positions on the side surfaces of the rod body 2A and the movable rod 2B. The blocking member 45 includes a mesh, a mesh 46 (described later),
Not limited to 47, various members that can be cut off as a fence, such as a barbed wire or a plate material, may be used. In addition, stop piece 4
Is desirably a structure that can easily stop the blocking member 45.

The lower end of the rod body 2A is a mounting portion 3 for fixing to a column 31 of the existing fence 30 or the like. The mounting part 3 is designed so that a fixing bolt or a mounting bracket can be easily attached.
It is desirable that a shape corresponding to the bolt holes and the fastening fittings be processed in advance.
In the case of fixing by welding to 1, or when using a fastener with good tightening properties, it may not be particularly processed.

The elastic portion 5 is composed of, for example, a leaf spring 6. As shown in FIG. 2, a rod body 2A and a movable rod 2B are fixed to both ends of the leaf spring 6 by bolts 7A and nuts 7B, respectively, for a predetermined length. It is assumed to be a support column 1.

The leaf spring 6 of the elastic part 5 is usually provided with the rod body 2A.
The spring force is set so that the movable bar 2B and the movable bar 2B keep a straight state sufficiently and bend when an external force acts on the movable bar 2B from the outside. As shown by the imaginary line in FIG. 2, when an external force acts, the movable rod 2 </ b> B bends in the surface direction of the leaf spring 6.

The elastic portion 5 is not limited to the leaf spring 6, but may be a spring material such as a coil spring or a hard rubber. An elastic member which bends with a set spring force is widely used. Can be.

When the height of the existing fence 30 is added, a predetermined number of the columns 1 are used.
As shown in FIGS. 4 and 5, the existing fence 30 is formed between the columns 31 to 31 fixed to the foundation 32 </ b> A on the ground, and the upper and lower horizontal members 35, 35 are fixed by the connecting member 36 to form a frame. A shielding member 45 of a net is stretched in the frame by a predetermined means. The base 32A is made of concrete. A holding wire 38 is stretched between upper and lower intermediate portions in the frame body to prevent the blocking member 45 from sagging.

The existing fence 30 is added to the supporting columns 1-1.
Is attached. That is, as shown in FIG. 6, the columns 1 to 1 in a state where the elastic portions 5 are directed upward and the spring surfaces of the leaf springs 6 are directed inward and outward of the fence, respectively, and the mounting portions 3 to 3 are attached. Clamping fittings 39 which are arranged at the upper ends of the columns 31 to 31 of the existing fence 30 and include U bolts and nuts.
Is fixed at. As shown in FIG. 5, a reinforcing member 41 is fixed diagonally to the concrete base 32 </ b> B inside the existing fence 30 and the side surface of the column 1. Reinforcement member 41
The lower end is fixed by an anchor bolt 42 of the base portion 32B, and the upper end is supported by a bolt 43A and a nut 43B.
Fixed to If the fastening state between the support 1 and the support 31 of the existing fence 30 is unstable, an appropriate interposer 4 may be used.
4 are interposed. The reinforcing member 41 may be omitted.

Between each of the columns 1, 1 mounted vertically,
Meshes 46 and 47 are attached as blocking members 45. That is, the width L between the pillars 1 and 1 and the existing fence 3
0 from the upper side of the blocking member 45 to the center of the elastic portion 5
1, a mesh (a rectangular net of a vertical configuration in which metal wires are joined in advance) 46 is disposed, and wires 46A on both left and right sides of the mesh 46 are attached to the hooks 4A of the stoppers 4 of the support 1. The hook 4A is swaged and fixed (see FIG. 3). A mesh 47 having a width L and a height H2 at least to the upper end of the movable rod 2B from the upper side of the fixed mesh 46 is disposed between the columns 1 and 1 above the fixed mesh 46. Is done. Both meshes 46,
47 are desirably arranged with a small gap S.
Similar to the mesh 46, the left and right wires 47A on both sides of the mesh 47 are engaged with the hooks 4A of the stoppers 4 of the support 11, and the hooks 4A are caulked and fixed (see FIG. 3).

The fixing of the upper and lower meshes 46 and 47 is strengthened by appropriate means such as by passing a wire between the columns 1 and 1 as necessary.

Similarly, upper and lower two meshes 46, 47 are attached between the other columns 1, 1 on the existing fence 30.
Thus, a high fence 50 having the additional fence 50A is formed on the existing fence 30.

The fence surfaces, ie, the meshes 46 and 47 at the portion where the height is increased, are usually in the state of straight upright surfaces to prevent intrusion of humans and cats. Extension fence 50
In the portion A, the bending direction of the elastic portion 5 is inward and outward of the fence, and the meshes 46 and 47 are vertically divided by the elastic portion 5 of the columns 1 and 1, and a gap S is held between the meshes 46 and 47. When an external force is applied, the movable rod 2B of the column 1 and the upper mesh 47 are connected to the fence 5
0 easily bends inward and outward.

However, if an intruder climbs on the fence 50, an external force acts on the elastic portion 5 of the extension fence 50A, and the extension fence 50A is unstablely bent on the climbing surface side, so that the intruder feels danger and enters. Stop. The same applies to the above animals. When the intruder climbs on the ladder 55 as shown by the imaginary line in FIG. 5, the movable bar 2B of the column 1 is bent in the elastic portion 5, so that the ladder 55 becomes unstable and The intruder will go down the ladder because of the more instability that comes up.

Thus, the extension fence 50A is provided with the elastic portion 5A.
Since the upper fence portion is bent by an external force of the intruder, it is suitable for crime prevention (for intrusion prevention).

The above-mentioned strut 1 is a strut 1 to be added to the existing fence 30 to increase the height. However, when a tall fence is to be formed from the beginning, as shown in FIG. A predetermined fence can be formed by using the long strut 11 having the following. However, the mounting portion 3 of the post 1 for extension is used for a fence formed directly by the post 11, so that it is fixed to the base portion 32A or the like. In the support 11 of FIG. 7, the same members related to the support 1 described above are denoted by the same reference numerals, and description thereof will be omitted.

The elastic portions 5 of the columns 1 and 11 are not limited to the positions of the columns 1 and 11, but may be provided at positions above the mounting portions 3 and 12 and the upper portion of the elastic portions 5 may be bent. it can. Elastic part 5 in columns 1 and 11
May be provided at a plurality of upper and lower locations, and may be bent at a plurality of positions of the columns 1 and 11.

The shape of the posts 1 and 11 is not limited to a straight shape, and the upper portion bent by the elastic portion 5 is bent outwardly of the fence like the post 21 shown in FIG. As in the case of the column 22 shown in (b), the upper portion bent by the elastic portion 5 may have a shape bent into the fence.
Further, the shape of the strut can be another shape that can prevent an intruder from outside when the fence is configured.

In the above-described embodiment, an example has been described in which the meshes 46 and 47 are stretched between the columns 1 and 1 to form a fence. Various fences composed of oriented posts and blocking members are employed.

[0031]

According to the first aspect of the present invention, it is possible to provide a fence extending support that can be formed as a high security fence. Since this pillar has a fence attachment portion, it is convenient when the height of the existing fence is added, and the first object described above can be achieved.

According to the second aspect of the present invention, it is possible to provide a fence support which can be formed as a high security fence, similarly to the first aspect. This strut is convenient when forming a new fence and can achieve the second problem described above.

According to the third aspect of the invention, the security is high.
A fence useful for preventing intrusion can be provided, and the third problem described above can be achieved.

[Brief description of the drawings]

FIG. 1 shows a support according to an embodiment of the present invention, wherein (a) is a front view of the support and (b) is a side view.

FIG. 2 is an enlarged view showing an elastic portion of the column shown in FIG.

FIG. 3 is an enlarged view taken along line III-III in FIG.

FIG. 4 is a front view of a fence having a height increased by using the column shown in FIG. 1 as an existing fence.

FIG. 5 is a side view of the fence of FIG. 4;

FIG. 6 is an enlarged view showing a fixing means of a column mounting portion.

FIG. 7 is a side view mainly including a long column.

FIGS. 8A and 8B are diagrams showing a modification of the upper part of the support.

[Explanation of symbols]

 1, 11, 21, 22 Prop 2A Rod body 2B Movable rod 3,12 Mounting part 5 Elastic part 6 Leaf spring 30 Existing fence 45 Blocking member 46,47 Mesh 50 Fence 50A Additional fence

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Hiroshi Sakaki 2-12-14 Chiyoda, Naka-ku, Nagoya-shi, Aichi Nagoya branch of Chubu Electric Power Co., Inc. (72) Inventor Sumito Yokoyama Chiyoda, Naka-ku, Nagoya-shi, Aichi Nagoya Branch, Chubu Electric Power Co., Inc. (72) Inventor Satoru Hirai 2--12-14 Chiyoda, Naka-ku, Nagoya City, Aichi Prefecture Nagoya Branch, Chubu Electric Power Co., Inc. (72) Inventor Norimasa Horibe Nagoya, Aichi Prefecture 1-17 Komecho, Showa-ku Sankyo Co., Ltd. (72) Inventor Katsuyoshi Abe 4-10-1 Kawajiri-cho, Hitachi-shi, Ibaraki Prefecture Hitachi Cable Co., Ltd. F-term in Toyoura Plant (reference) 2E142 AA01 BB01 CC00 HH12 HH18 JJ06 LL03 MM02

Claims (3)

[Claims] 1. A support for extending a fence by adding to a fence, the support having a mounting portion to the fence, and an elastic portion for bending the upper portion provided above the mounting portion. A strut for adding a fence, which is characterized by being made. 2. A method for forming a fence having a predetermined height.
A support having a length corresponding to the fence height, wherein the support has an attachment portion to a fixing member, and an elastic portion for bending the upper portion is provided above the attachment portion. A featured fence post. 3. A fence comprising a vertically oriented column and a blocking member, wherein an upper portion of the column is provided with an elastic portion whose upper portion bends.